[INFO] fetching crate vrf 0.2.2...
[INFO] testing vrf-0.2.2 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate vrf 0.2.2 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate vrf 0.2.2 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate vrf 0.2.2
[INFO] finished tweaking crates.io crate vrf 0.2.2
[INFO] tweaked toml for crates.io crate vrf 0.2.2 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate vrf 0.2.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pkg-config v0.3.16
[INFO] [stderr]   Downloaded hmac-sha256 v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1ecee45061432adddef45c5a4e49a1179e6e718110a0a7f53ea20c9ecbc7c13f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1ecee45061432adddef45c5a4e49a1179e6e718110a0a7f53ea20c9ecbc7c13f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ecee45061432adddef45c5a4e49a1179e6e718110a0a7f53ea20c9ecbc7c13f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ecee45061432adddef45c5a4e49a1179e6e718110a0a7f53ea20c9ecbc7c13f", kill_on_drop: false }`
[INFO] [stdout] 1ecee45061432adddef45c5a4e49a1179e6e718110a0a7f53ea20c9ecbc7c13f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c1c46a6e890ec27ec7d2d9373451c6259d487c1eee5a58661ae7bd97754e14d4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c1c46a6e890ec27ec7d2d9373451c6259d487c1eee5a58661ae7bd97754e14d4", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling pkg-config v0.3.16
[INFO] [stderr]    Compiling openssl v0.10.25
[INFO] [stderr]    Compiling hmac-sha256 v0.1.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling openssl-sys v0.9.52
[INFO] [stderr]    Compiling backtrace v0.3.40
[INFO] [stderr]    Compiling synstructure v0.12.1
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling failure v0.1.6
[INFO] [stderr]    Compiling vrf v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.32s
[INFO] running `Command { std: "docker" "inspect" "c1c46a6e890ec27ec7d2d9373451c6259d487c1eee5a58661ae7bd97754e14d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1c46a6e890ec27ec7d2d9373451c6259d487c1eee5a58661ae7bd97754e14d4", kill_on_drop: false }`
[INFO] [stdout] c1c46a6e890ec27ec7d2d9373451c6259d487c1eee5a58661ae7bd97754e14d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c0ebfdfefa2f3f599904198652b6561180c8bfaba7348dc4d49e6ff66fa8a854
[INFO] running `Command { std: "docker" "start" "-a" "c0ebfdfefa2f3f599904198652b6561180c8bfaba7348dc4d49e6ff66fa8a854", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]    Compiling serde_json v1.0.41
[INFO] [stderr]    Compiling vrf v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `Vec::<T, A>::split_off` that must be used
[INFO] [stdout]    --> src/openssl/mod.rs:963:9
[INFO] [stdout]     |
[INFO] [stdout] 963 |         expected_c.split_off(16);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: use `.truncate()` if you don't need the other half
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Vec::<T, A>::split_off` that must be used
[INFO] [stdout]    --> src/openssl/mod.rs:982:9
[INFO] [stdout]     |
[INFO] [stdout] 982 |         c_hex.split_off(16);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `.truncate()` if you don't need the other half
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 24.69s
[INFO] running `Command { std: "docker" "inspect" "c0ebfdfefa2f3f599904198652b6561180c8bfaba7348dc4d49e6ff66fa8a854", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0ebfdfefa2f3f599904198652b6561180c8bfaba7348dc4d49e6ff66fa8a854", kill_on_drop: false }`
[INFO] [stdout] c0ebfdfefa2f3f599904198652b6561180c8bfaba7348dc4d49e6ff66fa8a854
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 65a60547277b3e0a9163bd4eafb571bd4b6ee95acc5ea71933648117803a492c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "65a60547277b3e0a9163bd4eafb571bd4b6ee95acc5ea71933648117803a492c", kill_on_drop: false }`
[INFO] [stderr] warning: unused return value of `Vec::<T, A>::split_off` that must be used
[INFO] [stderr]    --> src/openssl/mod.rs:963:9
[INFO] [stderr]     |
[INFO] [stderr] 963 |         expected_c.split_off(16);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: use `.truncate()` if you don't need the other half
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `Vec::<T, A>::split_off` that must be used
[INFO] [stderr]    --> src/openssl/mod.rs:982:9
[INFO] [stderr]     |
[INFO] [stderr] 982 |         c_hex.split_off(16);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: use `.truncate()` if you don't need the other half
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/vrf-cdbf055959d84155
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test dummy::test::test_prove ... ok
[INFO] [stdout] test dummy::test::test_verify ... ok
[INFO] [stdout] test openssl::test::test_generate_nonce_p256_2 ... ok
[INFO] [stdout] test openssl::test::test_generate_nonce_p256_4 ... ok
[INFO] [stdout] test openssl::test::test_hash_to_try_and_increment_1 ... ok
[INFO] [stdout] test openssl::test::test_hash_to_try_and_increment_2 ... ok
[INFO] [stdout] test openssl::test::test_hash_points ... ok
[INFO] [stdout] test openssl::test::test_decode_proof ... ok
[INFO] [stdout] test openssl::test::test_generate_nonce_p256_3 ... ok
[INFO] [stdout] test openssl::test::test_generate_nonce_p256_1 ... ok
[INFO] [stdout] test openssl::test::test_generate_nonce_k163 ... ok
[INFO] [stdout] test openssl::test::test_generate_nonce_p256_5 ... ok
[INFO] [stdout] test openssl::test::test_verify_p256_sha256_tai_1 ... ok
[INFO] [stdout] test openssl::test::test_prove_p256_sha256_tai_1 ... ok
[INFO] [stdout] test openssl::test::test_verify_p256_sha256_tai_2 ... ok
[INFO] [stdout] test openssl::test::test_prove_p256_sha256_tai_2 ... ok
[INFO] [stdout] test openssl::test::test_prove_p256_sha256_tai_3 ... ok
[INFO] [stdout] test openssl::test::test_derive_public_key ... ok
[INFO] [stderr]    Doc-tests vrf
[INFO] [stdout] test openssl::test::test_prove_secp256k1_sha256_tai ... ok
[INFO] [stdout] test openssl::test::test_verify_p256_sha256_tai_3 ... ok
[INFO] [stdout] test openssl::utils::test::test_bits2int ... ok
[INFO] [stdout] test openssl::utils::test::test_bits2octets ... ok
[INFO] [stdout] test openssl::test::test_verify_secp256k1_sha256_tai_bad_message ... ok
[INFO] [stdout] test openssl::test::test_verify_secp256k1_sha256_tai ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "65a60547277b3e0a9163bd4eafb571bd4b6ee95acc5ea71933648117803a492c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65a60547277b3e0a9163bd4eafb571bd4b6ee95acc5ea71933648117803a492c", kill_on_drop: false }`
[INFO] [stdout] 65a60547277b3e0a9163bd4eafb571bd4b6ee95acc5ea71933648117803a492c